bug #58518 [FrameworkBundle] Fix NullStore registration (HypeMC)

This PR was merged into the 7.2 branch.

Discussion
----------

[FrameworkBundle] Fix `NullStore` registration

| Q             | A
| ------------- | ---
| Branch?       | 7.2
| Bug fix?      | yes
| New feature?  | no
| Deprecations? | no
| Issues        | -
| License       | MIT

Follow up to #58109 and #58445, cc `@xabbuh`

I'm not sure if there's a way to get the XML config to work with the current schema as `null` is not interpreted as a string:

```xml
<framework:resource name="garply">null</framework:resource>
```

Commits
-------

cb528ebf967 [FrameworkBundle] Fix `NullStore` registration

Author: nicolas-grekas

DependencyInjection/FrameworkExtension.php

@@ -2029,7 +2029,7 @@ private function registerLockConfiguration(array $config, ContainerBuilder $cont
             $storeDefinitions = [];
             foreach ($resourceStores as $resourceStore) {
                 $storeDsn = $container->resolveEnvPlaceholders($resourceStore, null, $usedEnvs);
-                if (!$usedEnvs && !str_contains($resourceStore, ':') && !\in_array($resourceStore, ['flock', 'semaphore', 'in-memory'], true)) {
+                if (!$usedEnvs && !str_contains($resourceStore, ':') && !\in_array($resourceStore, ['flock', 'semaphore', 'in-memory', 'null'], true)) {
                     $resourceStore = new Reference($resourceStore);
                 }
                 $storeDefinition = new Definition(PersistingStoreInterface::class);

Tests/DependencyInjection/Fixtures/php/lock_named.php

@@ -14,5 +14,6 @@
         'qux' => '%env(REDIS_DSN)%',
         'corge' => 'in-memory',
         'grault' => 'mysql:host=localhost;dbname=test',
+        'garply' => 'null',
     ],
 ]);

Tests/DependencyInjection/Fixtures/xml/lock_named.xml

@@ -20,6 +20,7 @@
             <framework:resource name="qux">%env(REDIS_DSN)%</framework:resource>
             <framework:resource name="corge">in-memory</framework:resource>
             <framework:resource name="grault">mysql:host=localhost;dbname=test</framework:resource>
+            <framework:resource name="garply">null</framework:resource>
         </framework:lock>
     </framework:config>
 </container>

Tests/DependencyInjection/Fixtures/yml/lock_named.yml

@@ -14,3 +14,4 @@ framework:
         qux: "%env(REDIS_DSN)%"
         corge: in-memory
         grault: mysql:host=localhost;dbname=test
+        garply: 'null'

Tests/DependencyInjection/FrameworkExtensionTestCase.php

@@ -2460,6 +2460,10 @@ public function testNamedLocks()
         self::assertTrue($container->hasDefinition('lock.grault.factory'));
         $storeDef = $container->getDefinition($container->getDefinition('lock.grault.factory')->getArgument(0));
         self::assertSame('mysql:host=localhost;dbname=test', $storeDef->getArgument(0));
+
+        self::assertTrue($container->hasDefinition('lock.garply.factory'));
+        $storeDef = $container->getDefinition($container->getDefinition('lock.garply.factory')->getArgument(0));
+        self::assertSame('null', $storeDef->getArgument(0));
     }
 
     public function testLockWithService()